It’s Sunday afternoon and you suddenly start experiencing the tell-tale signs of an impending migraine attack; what do you do? For most people, the answer would be escaping to a cool, dimly lit room. In fact, according to the American Migraine Foundation, most migraineurs say that resting in a dark room for 20-30 minutes helps alleviate migraine pain to some degree. So what is it about a dark, brisk room that’s so helpful during migraine attacks? In this article, we’ll...